Suffolk Wildlife Trust (SWT) describes itself as the county's "nature charity – the only organisation dedicated wholly to safeguarding Suffolk's wildlife and countryside." It is a registered charity, and its headquarters is at Brooke House in Ashbocking, near Ipswich. It was founded in 1961, and is one of 46 wildlife trusts covering the Great Britain and Northern Ireland. As of March 2017, it has 13,200 members, and it manages 3,120 hectares of land in 60 nature reserves, most of which are open to the public. It had an income of £3.9 million in the year to 31 March 2017.
Milton Gate Marsh is a 17.7-hectare (44-acre) biological Site of Special Scientific Interest north-west of Eastbourne in East Sussex.
Loughborough Meadows is a 60.5 hectares biological Site of Special Scientific Interest on the northern outskirts of Loughborough in Leicestershire, England. An area of 35.3 hectares is managed as a nature reserve by the Leicestershire and Rutland Wildlife Trust.
Sizewell Marshes form a 260-acre biological Site of Special Scientific Interest adjacent to Sizewell in Suffolk. It is in the Suffolk Coast and Heaths Area of Outstanding Natural Beauty, and is part of a 356-acre (144-ha) nature reserve managed by the Suffolk Wildlife Trust as Sizewell Belts.
Hopton Fen is a 15.3-hectare (38-acre) biological Site of Special Scientific Interest north of Hopton in Suffolk. It is managed by the Suffolk Wildlife Trust.
Upper Ray Meadows is a 181-hectare nature reserve, managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust, south of Marsh Gibbon in Buckinghamshire. It is composed of a number of areas, one of which, Long Herdon Meadow, is a biological Site of Special Scientific Interest.
Whitewater Valley is a 4.3-hectare (11-acre) biological Site of Special Scientific Interest north-west of Wittering in Cambridgeshire.
Aldwincle Marsh is a 2-hectare (4.9-acre) biological Site of Special Scientific Interest north of Thrapston in Northamptonshire.
Southfield Farm Marsh is an 8.6-hectare (21-acre) biological Site of Special Scientific Interest in Kettering in Northamptonshire. An area of 2.8 hectares is managed as a nature reserve by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.
Sprat's Water and Marshes, Carlton Colville is a 57.1-hectare (141-acre) biological Site of Special Scientific Interest on the western outskirts of Lowestoft in Suffolk, England. It is part of the Broadland Ramsar internationally important wetland site, and Special Protection Area under the European Union Directive on the Conservation of Wild Birds, and part of The Broads Special Area of Conservation. The northern part of the site is Carlton Marshes, which is part of Carlton and Oulton Marshes, a nature reserve managed by the Suffolk Wildlife Trust.
Neutral Farm Pit, Butley is a 1.1-hectare (2.7-acre) geological Site of Special Scientific Interest in Butley, east of Woodbridge in Suffolk. It is a Geological Conservation Review site, and is in the Suffolk Coast and Heaths Area of Outstanding Natural Beauty.
Newton Burgoland Marshes is an 8.7-hectare (21-acre) biological Site of Special Scientific Interest east of Newton Burgoland in Leicestershire.
Eye Brook Valley Woods is a 65.7-hectare (162-acre) biological Site of Special Scientific Interest east of Hallaton in Leicestershire. It is in three separate areas, Great Merrible Wood, which is managed by the Leicestershire and Rutland Wildlife Trust, Bolt Wood and Park Wood.
Cave's Inn Pits is a 5.8-hectare (14-acre) biological Site of Special Scientific Interest south-west of Shawell in Leicestershire.
Narborough Bog is an 8.5-hectare (21-acre) biological Site of Special Scientific Interest east of Narborough in Leicestershire. It is owned and managed by the Leicestershire and Rutland Wildlife Trust.
Lockington Marshes is an 11.3-hectare (28-acre) biological Site of Special Scientific Interest north of Ratcliffe on Soar in Leicestershire.
Lount Meadows is a 8.5 hectares biological Site of Special Scientific Interest south of Lount in Leicestershire, England.
Crostwick Marsh is an 11.6-hectare (29-acre) biological Site of Special Scientific Interest in Crostwick, north of Norwich in Norfolk. It is part of the Broadland Ramsar site and Special Protection Area, and The Broads Special Area of Conservation.
Yare Broads and Marshes is a 744.5-hectare (1,840-acre) biological Site of Special Scientific Interest east of Norwich in Norfolk, England. Part of the site, is a Nature Conservation Review site, Grade I and most of it is in the Mid-Yare National Nature Reserve. It is part of the Broadland Ramsar site and Special Protection Area, and The Broads Special Area of Conservation. Two ares are Royal Society for the Protection of Birds nature reserves, Strumpshaw Fen and Surlingham Church Marsh.
